... electric current. Maglev-launching could also be used to make conventional launches more efficient: accelerating a craft up to mach 1 before firing the main engines can save 30% of the weight of the launch vehicle" (Heller, 1998). Fig. 5 4.0 ADVANTAGES AND ...

... to the colder end of the wire climbs and falls repeatedly, just as the electrical current rises and falls in the Aharonov-Bohm effect . However, in this case, no electrical current flows, Chandrasekhar says. "Basically, electrons go from one end to the other, give up their energy, and ...

3 pages623Oct/20063.0

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